Jumbo Cactuar is a 1/7, which gets a +9,999/+0 buff when it attacks
When it was banned, Wizards cited the reason for its banning as being poor color representation for red alongside the UR Twin deck taking up a large enough portion of the meta (around ten percent) that it was barring other deck strategies from having a proper chance
Each player draws 6 cards
Lets start with the colorless Eldrazi cards, as they come first in number order
The key card to the archetype's resource loop is their Field Spell "Runick Fountain", which lets the player activate "Runick" Quick-Play Spells from the hand during the opponent's turn, and once per turn (during either player's turn) it can place up to 3 "Runick" Quick-Play Spells from the Graveyard to the bottom of the Deck and have the player draw that many cards
As long as your playgroup is okay with these funky cards as part of your rule 0 conversation, you can always play them in your Commander pod or in your favorite Cube